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Duolingo, Inc. Director's Dealing 2025

Jul 2, 2025

30402_dirs_2025-07-02_2f1499a1-1e55-4c2a-948e-2b4e8c0736ca.zip

Director's Dealing

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SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Duolingo, Inc. (DUOL)
CIK: 0001562088
Period of Report: 2025-07-01

Reporting Person: Glance Natalie (Chief Engineering Officer)

Non-Derivative Transactions

Date Security Code Shares Price A/D Holdings After Ownership
2025-07-01 Class A Common Stock S 300 $395.933 Disposed 129354 Direct
2025-07-01 Class A Common Stock S 200 $397.125 Disposed 129154 Direct
2025-07-01 Class A Common Stock S 200 $399.65 Disposed 128954 Direct
2025-07-01 Class A Common Stock S 685 $400.9223 Disposed 128269 Direct
2025-07-01 Class A Common Stock S 224 $402.383 Disposed 128045 Direct
2025-07-01 Class A Common Stock S 300 $403.1933 Disposed 127745 Direct
2025-07-01 Class A Common Stock S 200 $404.26 Disposed 127545 Direct
2025-07-01 Class A Common Stock S 100 $405.39 Disposed 127445 Direct
2025-07-01 Class A Common Stock S 100 $408.14 Disposed 127345 Direct
2025-07-01 Class A Common Stock S 300 $410.68 Disposed 127045 Direct
2025-07-01 Class A Common Stock S 100 $413.14 Disposed 126945 Direct

Holdings (Non-Derivative)

Security Shares Ownership
Class A Common Stock 130 Indirect

Footnotes

F1: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 14, 2024.

F2: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $395.49 to $396.01, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F3: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $396.77 to $397.48, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F4: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $399.22 to $400.08, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F5: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $400.42 to $401.29, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F6: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $402.13 to $402.62, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F7: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $403.14 to $403.30, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F8: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $404.23 to $404.29, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F9: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $410.58 to $410.73, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.